Lack of Frank Agrammatism in the Nonfluent Agrammatic Variant of Primary Progressive Aphasia

Abstract

Frank agrammatism, defined as the omission and/or substitution of grammatical morphemes with associated grammatical errors, is variably reported in patients with nonfluent variant primary progressive aphasia (nfPPA). This study addressed whether frank agrammatism is typical in agrammatic nfPPA patients when this feature is not required for diagnosis.

Description

The final, published version of this article is available at http://www.karger.com/?doi=10.1159/000456710

Keywords

Diagnostic criteria, Frontotemporal dementia, Apraxia of speech, Differential diagnosis

Citation

Graham N.L., Leonard C., Tang-Wai D.F., Black S., Chow T.W., Scott C.J.M., McNeely A., Masellis M. & Rochon E. (2016) Lack of frank agrammatism in the nonfluent agrammatic variant of primary progressive aphasia. Dementia and Geriatric Cognitive Disorders Extra, 7, 52-73.

DOI

10.1159/000448944

ISSN

1664-5464

Creative Commons

Attribution-NonCommercial-NoDerivatives 4.0 International

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